1: Get into the archeology scene. (3)
3: Put hot cocoa out for someone glued to the TV (5,6)
8: Tarnish, with bit of dirt, symbol of Superman's composure (9)
10: Seat for the trafficker who doesn't take sides (5)
11: Total lack of enthusiasm for girlishness in Scotland? (9)
12: Michael Caine, first outspoken host (5)
14: Impostor made flanking attack (5)
15: '5 cents', I slurred, 'for a Russian man' (7)
17: Describes a northeastern state and some ancient Britons (7)
21: Puzzle over the end of soccer coach (5)
22: One who heals despicable person on TV hospital program (5)
23: Defile broken seed box (9)
24: Try abbreviation for South America, we hear (5)
26: In C, tritones blown by Satchmo, e.g. (9)
27: The star of 'Ellen' has at folks with substandard morals (11)
28: Neither's partner participated in an orchestra (3)